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CVE-2026-34941

🗓️ 09 Apr 2026 18:29:30Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 52 Views

Wasmtime has a heap out-of-bounds read during UTF-16 to latin1+utf16 transcoding due to wrong byte length check.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-34941
9 Apr 202618:29
attackerkb
cgr
Chainguard
CVE-2026-34941 vulnerabilities
22 Apr 202607:18
cgr
circl
Circl
CVE-2026-34941
20 Apr 202619:17
circl
cnnvd
CNNVD
wasmtime 缓冲区错误漏洞
9 Apr 202600:00
cnnvd
cvelist
Cvelist
CVE-2026-34941 Wasmtime has a Heap OOB read in component model UTF-16 to latin1+utf16 string transcoding
9 Apr 202618:29
cvelist
debiancve
Debian CVE
CVE-2026-34941
9 Apr 202618:29
debiancve
euvd
EUVD
EUVD-2026-20988
9 Apr 202620:22
euvd
github
Github Security Blog
Wasmtime: Heap OOB read in component model UTF-16 to latin1+utf16 string transcoding
9 Apr 202620:22
github
nvd
NVD
CVE-2026-34941
9 Apr 202619:16
nvd
opensuse
OPENSUSE Linux
libtree-sitter0_26-0.26.8-2.1 on GA media (moderate)
9 May 202600:00
opensuse
Rows per page
NVD
Vulners
Node
OR
bytecodealliancewasmtimeRange<24.0.7rust
bytecodealliancewasmtimeRange25.0.036.0.7rust
bytecodealliancewasmtimeRange37.0.042.0.2rust
bytecodealliancewasmtimeRange43.0.043.0.1rust
[
  {
    "vendor": "bytecodealliance",
    "product": "wasmtime",
    "versions": [
      {
        "version": "< 24.0.7",
        "status": "affected"
      },
      {
        "version": ">= 25.0.0, < 36.0.7",
        "status": "affected"
      },
      {
        "version": ">= 37.0.0, < 42.0.2",
        "status": "affected"
      },
      {
        "version": ">= 43.0.0, < 44.0.1",
        "status": "affected"
      }
    ]
  }
]

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